Test exception handling preserves the call stack. #17
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This way, using a once decorator will not swallow all exception traces.
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mattalbr
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Jan 9, 2024
| container.exception = exception | ||
| traceback_exception = traceback.TracebackException.from_exception(exception) | ||
| if not len(traceback_exception.stack): | ||
| test.fail("Exception stack not preserved. Did you use the raw assertRaises by mistake?") |
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If there was a raw assertRaises, wouldn't we never get to this failure in the first place?
| locations = [(frame.filename, frame.lineno) for frame in traceback_exception.stack] | ||
| line_number = line.line | ||
| error_message = [ | ||
| f"Traceback for exception {repr(exception)} did not have frame on line {line_number}. Exception below\n" |
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This line is a bit strange, can you explain what it's about?
Yup, exactly! |
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This way, using a once decorator will not swallow all exception traces.